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130152424 = 2316269053
BaseRepresentation
bin1111100000111…
…11011111101000
3100001220102120011
413300133133220
5231304334144
620525341304
73140164063
oct760373750
9301812504
10130152424
1167516496
1237707834
1320c6cc8c
14133dd8da
15b65da34
hex7c1f7e8

130152424 has 8 divisors (see below), whose sum is σ = 244035810. Its totient is φ = 65076208.

The previous prime is 130152419. The next prime is 130152457. The reversal of 130152424 is 424251031.

It can be written as a sum of positive squares in only one way, i.e., 120604324 + 9548100 = 10982^2 + 3090^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is a junction number, because it is equal to n+sod(n) for n = 130152395 and 130152404.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 8134519 + ... + 8134534.

Almost surely, 2130152424 is an apocalyptic number.

It is an amenable number.

130152424 is a deficient number, since it is larger than the sum of its proper divisors (113883386).

130152424 is a wasteful number, since it uses less digits than its factorization.

130152424 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16269059 (or 16269055 counting only the distinct ones).

The product of its (nonzero) digits is 960, while the sum is 22.

The square root of 130152424 is about 11408.4365274125. The cubic root of 130152424 is about 506.7776115156. Note that the first 3 decimals are identical.

The spelling of 130152424 in words is "one hundred thirty million, one hundred fifty-two thousand, four hundred twenty-four".

Divisors: 1 2 4 8 16269053 32538106 65076212 130152424